<template>
  <!-- 导入表 -->
  <el-dialog title="导入表" v-model="visible" width="800px" top="5vh" append-to-body>
    <el-form :model="queryParams" ref="queryRef" :inline="true">
      <el-form-item label="表名称" prop="tableName">
        <el-input
          v-model="queryParams.tableName"
          placeholder="请输入表名称"
          clearable
          style="width: 180px"
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="表描述" prop="tableComment">
        <el-input
          v-model="queryParams.tableComment"
          placeholder="请输入表描述"
          clearable
          style="width: 180px"
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>
    <el-row>
      <el-table
        @row-click="clickRow"
        ref="table"
        :data="dbTableList"
        @selection-change="handleSelectionChange"
        height="260px"
      >
        <el-table-column type="selection" width="55" />
        <el-table-column prop="tableName" label="表名称" :show-overflow-tooltip="true" />
        <el-table-column prop="tableComment" label="表描述" :show-overflow-tooltip="true" />
        <el-table-column prop="createTime" label="创建时间" />
        <el-table-column prop="updateTime" label="更新时间" />
      </el-table>
      <pagination
        v-show="total > 0"
        :total="total"
        v-model:page="queryParams.pageNum"
        v-model:limit="queryParams.pageSize"
        @pagination="getList"
      />
    </el-row>
    <template #footer>
      <div class="dialog-footer">
        <el-button type="primary" @click="handleImportTable">确 定</el-button>
        <el-button @click="visible = false">取 消</el-button>
      </div>
    </template>
  </el-dialog>
</template>

<script setup>
  import { listDbTable, importTable } from '@/api/tool/gen';

  const total = ref(0);
  const visible = ref(false);
  const tables = ref([]);
  const dbTableList = ref([]);
  const { proxy } = getCurrentInstance();

  const queryParams = reactive({
    pageNum: 1,
    pageSize: 10,
    tableName: undefined,
    tableComment: undefined,
  });

  const emit = defineEmits(['ok']);

  /** 查询参数列表 */
  function show() {
    getList();
    visible.value = true;
  }

  /** 单击选择行 */
  function clickRow(row) {
    proxy.$refs.table.toggleRowSelection(row);
  }

  /** 多选框选中数据 */
  function handleSelectionChange(selection) {
    tables.value = selection.map((item) => item.tableName);
  }

  /** 查询表数据 */
  function getList() {
    listDbTable(queryParams).then((res) => {
      dbTableList.value = res.rows;
      total.value = res.total;
    });
  }

  /** 搜索按钮操作 */
  function handleQuery() {
    queryParams.pageNum = 1;
    getList();
  }

  /** 重置按钮操作 */
  function resetQuery() {
    proxy.resetForm('queryRef');
    handleQuery();
  }

  /** 导入按钮操作 */
  function handleImportTable() {
    const tableNames = tables.value.join(',');
    if (tableNames == '') {
      proxy.$modal.msgError('请选择要导入的表');
      return;
    }
    importTable({ tables: tableNames }).then((res) => {
      proxy.$modal.msgSuccess(res.msg);
      if (res.code === 200) {
        visible.value = false;
        emit('ok');
      }
    });
  }

  defineExpose({
    show,
  });
</script>
